Alnaes Eywind. Klaverstykker /Piano pieces/ Op. 4

Christiania: Carl Warmuth's Musikvorlag, N.D. /cca1895/. — 10 p.Vaterlandische Hymne, Volkweise, Albumblatt, Humoreske
Alnæs was a renowned pianist and accompanist; as part of his piano and organ teaching he published piano and organ methods and practical collections of music.
intended for student of music schools and universities, not difficulty